IPv4 prefix

121.208.0.0/12

IP Prefix (CIDR): 121.208.0.0/12
Subnet Mask: 255.240.0.0
Address Count: 1,048,576
IP Range: 121.208.0.0 - 121.223.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Telstra Limited
Handle: ORG-TC6-AP
Country: Australia (AU)
Address: 242 Exhibition Street
Registry: APNIC
Registered Prefix: 121.208.0.0/12 (121.208.0.0 - 121.223.255.255)
Delegated Prefix: 121.208.0.0/14 (121.208.0.0 - 121.211.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
121.208.0.0/12	Exact	AS1221	Telstra Limited	Australia (AU)	121.208.0.0	121.223.255.255